When a huge corporation goes bust, it leaves billions owing to companies all over the world. When General Motors filed for Chapter 11 protection today, it did so with $172.81bn in debt and $82.29bn in assets.

Thanks to the bankruptcy petition we have the company's top 50 creditors. From bond dealers to unions to tyre and hifi manufacturers, the shockwaves of GM's collapse - the largest of an industrial giant in the US ever - will reverberate for some time.